Adds unit tests.

Switches from cursor() to iterator() for toString(), hashCode() and equals().

Author: brianburton

src/main/java/org/javimmutable/collections/list/JImmutableLinkedStack.java

@@ -39,8 +39,8 @@
 import org.javimmutable.collections.JImmutableStack;
 import org.javimmutable.collections.SplitableIterator;
 import org.javimmutable.collections.common.StreamConstants;
-import org.javimmutable.collections.cursors.Cursors;
 import org.javimmutable.collections.cursors.SequenceCursor;
+import org.javimmutable.collections.iterators.IteratorHelper;
 import org.javimmutable.collections.iterators.SequenceIterator;
 import org.javimmutable.collections.serialization.JImmutableStackProxy;
 
@@ -165,19 +165,19 @@ public List<V> makeList()
     @Override
     public boolean equals(Object o)
     {
-        return (o instanceof JImmutableStack) && Cursors.areEqual(cursor(), ((JImmutableStack)o).cursor());
+        return (o instanceof JImmutableStack) && IteratorHelper.iteratorEquals(iterator(), ((JImmutableStack)o).iterator());
     }
 
     @Override
     public int hashCode()
     {
-        return Cursors.computeHashCode(cursor());
+        return IteratorHelper.iteratorHashCode(iterator());
     }
 
     @Override
     public String toString()
     {
-        return Cursors.makeString(cursor());
+        return IteratorHelper.iteratorToString(iterator());
     }
 
     @Nonnull

src/test/java/org/javimmutable/collections/list/JImmutableLinkedStackTest.java

@@ -85,6 +85,8 @@ public void test()
         assertEquals(Collections.<Integer>emptyList(), list.makeList());
         assertEquals(Arrays.asList(10), list2.makeList());
         assertEquals(Arrays.asList(30, 10), list3.makeList());
+        assertEquals("[30,10]", list3.toString());
+        assertEquals(940, list3.hashCode());
 
         assertEquals(list, JImmutableLinkedStack.of(Collections.<Integer>emptyList()));
         assertEquals(list2, JImmutableLinkedStack.of(Arrays.asList(10)));